JPS6448425U - - Google Patents

Info

Publication number
JPS6448425U
JPS6448425U JP1987144018U JP14401887U JPS6448425U JP S6448425 U JPS6448425 U JP S6448425U JP 1987144018 U JP1987144018 U JP 1987144018U JP 14401887 U JP14401887 U JP 14401887U JP S6448425 U JPS6448425 U JP S6448425U
Authority
JP
Japan
Prior art keywords
groove
float bearing
rotating shaft
center
bearing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP1987144018U
Other languages
English (en)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1987144018U priority Critical patent/JPS6448425U/ja
Publication of JPS6448425U publication Critical patent/JPS6448425U/ja
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/12—Sliding-contact bearings for exclusively rotary movement characterised by features not related to the direction of the load
    • F16C17/18—Sliding-contact bearings for exclusively rotary movement characterised by features not related to the direction of the load with floating brasses or brushing, rotatable at a reduced speed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
    • F16C17/026—Sliding-contact bearings for exclusively rotary movement for radial load only with helical grooves in the bearing surface to generate hydrodynamic pressure, e.g. herringbone grooves

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Sliding-Contact Bearings (AREA)

Description

【図面の簡単な説明】
第１図はこの考案にかかる動圧軸受装置の一部
断面図を含む側面図、第２図１は回転軸に発生す
る動圧分布図で、２は回転軸側面図、第３図１は
フロート軸受に発生する動圧分布図で、２はフロ
ート軸受の側面図である。 １……受け部、２……フロート軸受、３……回
転軸、４，５，６……オリフイス、１２，２３…
…隙間、２Ａ，２Ｂ……ヘリングボーン形溝、２
Ｃ，２Ｄ……周溝、３Ａ，３Ｃ……スパイラル溝
、３Ｂ……ヘリングボーン形溝、３Ｄ，３Ｅ……
周溝。

Claims (1)

    【実用新案登録請求の範囲】
  1. 受け部と回転軸の間にフロート軸受を緩嵌した
    動圧軸受装置において、前記回転軸とフロート軸
    受との隙間に面する回転軸表面もしくはフロート
    軸受内周面に溝中心部が高圧となるような動圧を
    生じるヘリングボーン形溝を刻設し、前記フロー
    ト軸受と受け部との隙間に面するフロート軸受表
    面もしくは受け部内周面に、前記回転軸表面もし
    くはフロート軸受内周面に刻設したヘリングボー
    ン溝中心を挾んで両側に高圧を生じるヘリングボ
    ーン形溝を刻設し、前記フロート軸受もしくは受
    け部内周面に刻設したヘリングボーン形溝中央に
    溝を周設し、前記フロート軸受に、前記周設溝中
    央及び前記回転軸もしくはフロート軸受のヘリン
    グボーン溝中心と同位相となる位置に一個又は複
    数個のオリフイスを穿設したことを特徴とする動
    圧軸受装置。
JP1987144018U 1987-09-21 1987-09-21 Pending JPS6448425U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987144018U JPS6448425U (ja) 1987-09-21 1987-09-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987144018U JPS6448425U (ja) 1987-09-21 1987-09-21

Publications (1)

Publication Number Publication Date
JPS6448425U true JPS6448425U (ja) 1989-03-24

Family

ID=31411354

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987144018U Pending JPS6448425U (ja) 1987-09-21 1987-09-21

Country Status (1)

Country Link
JP (1) JPS6448425U (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7491659B2 (en) 1995-09-08 2009-02-17 Semiconductor Energy Laboratory Co., Ltd. APCVD method of forming silicon oxide using an organic silane, oxidizing agent, and catalyst-formed hydrogen radical
JP2012072908A (ja) * 2011-11-15 2012-04-12 Mitsubishi Heavy Ind Ltd 浮動ブッシュ軸受
WO2014097417A1 (ja) * 2012-12-19 2014-06-26 三菱重工業株式会社 浮動ブッシュ軸受装置及びこれを備える過給機

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7491659B2 (en) 1995-09-08 2009-02-17 Semiconductor Energy Laboratory Co., Ltd. APCVD method of forming silicon oxide using an organic silane, oxidizing agent, and catalyst-formed hydrogen radical
JP2012072908A (ja) * 2011-11-15 2012-04-12 Mitsubishi Heavy Ind Ltd 浮動ブッシュ軸受
WO2014097417A1 (ja) * 2012-12-19 2014-06-26 三菱重工業株式会社 浮動ブッシュ軸受装置及びこれを備える過給機
US9885384B2 (en) 2012-12-19 2018-02-06 Mitsubishi Heavy Industries, Ltd. Floating bush bearing device and supercharger including the same

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